Documentation/devicetree/bindings/crypto/intel,ixp4xx-crypto.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/crypto/intel,ixp4xx-crypto.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/crypto/intel,ixp4xx-crypto.yaml
Extension
.yaml
Size
1707 bytes
Lines
57
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

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Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
# Copyright 2018 Linaro Ltd.
%YAML 1.2
---
$id: http://devicetree.org/schemas/crypto/intel,ixp4xx-crypto.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Intel IXP4xx cryptographic engine

maintainers:
  - Linus Walleij <linusw@kernel.org>

description: |
  The Intel IXP4xx cryptographic engine makes use of the IXP4xx NPE
  (Network Processing Engine). Since it is not a device on its own
  it is defined as a subnode of the NPE, if crypto support is
  available on the platform.

properties:
  compatible:
    const: intel,ixp4xx-crypto

  intel,npe-handle:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: phandle to the NPE this crypto engine
          - description: the NPE instance number
    description: phandle to the NPE this crypto engine is using, the cell
      describing the NPE instance to be used.

  queue-rx:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: phandle to the RX queue on the NPE
          - description: the queue instance number
    description: phandle to the RX queue on the NPE, the cell describing
      the queue instance to be used.

  queue-txready:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: phandle to the TX READY queue on the NPE
          - description: the queue instance number
    description: phandle to the TX READY queue on the NPE, the cell describing
      the queue instance to be used.

required:
  - compatible
  - intel,npe-handle
  - queue-rx
  - queue-txready

additionalProperties: false

Annotation

Implementation Notes